/PHP/Globals in php

Globals in php

Php global variable function

<?php
  $myVariable = "a";
  function changeVar($newVar) {
    global $myVariable
    $myVariable = "b";
  }
  echo $myVariable; // Should echo b
?>

3

How make a variable global php

$a = 1;
$b = 2;
function Sum(){
    global $a, $b; // allows access to vars outside of function
    $b = $a + $b;
} 

Sum();
echo $b; // output is 3

2

Php globals

$GLOBALS["foo"]

0

Source: php.net

Similar codes

6 votes236 views3 answers
Laravel blade route redirect back
PHP Laravel
0 vote222 views7 answers
Debugger in laravel
PHP Laravel
3 votes198 views1 answer
Ian holm
PHP
2 votes200 views1 answer
Php remove first and last char
PHP
3 votes188 views1 answer
Auth::loginUsingId
PHP
2 votes191 views1 answer
How to use join query in codeigniter
PHP
0 vote220 views1 answer
Laravel belongsto nested
PHP Laravel
0 vote209 views2 answers
Php convert month number to name
PHP
23 votes206 views6 answers
Array merge php
PHP
0 vote224 views1 answer
File handling x+ in php example
PHP

Share